The definition of immutable is not able to be changed.adjective
An example of immutable is something that has happened and cannot be reversed.YourDictionary definition and usage example. Copyright © 2013 by LoveToKnow Corp.
Origin: Middle English from Classical Latin immutabilis: see in- and amp; mutable
Used by arrangement with John Wiley & Sons, Inc.
- im·muˌta·bilˈi·ty, im·muˈta·ble·ness noun
- im·muˈta·bly adverb